Suppose the sun were to suddenly shrink in size but its mass remained the same. according to the law of conservation of angular momentum, what would happen?

Since the angular momentum is conserved, and the moment of inertia has decreased, so the angular velocity of the sun will rapidly increase and the sun will spin faster

Ibelieve the answer is b

The radiation of the fire causes the saucepan to heat up. the conduction of the saucepan then to distribute the heat over the saucepan and to give heat to the water. the convection of the water distributing the heat within the water, till all the water is boiling